<http://schema.org/dateModified>
"2013-03-28T15:50:53.000Z"^^<http://schema.org/Date>
<http://blogs.wsj.com/speakeasy/2013/03/28/when-big-data-can-lead-to-big-misses/?mod=WSJBlog&mod=WSJ_ArtsEnt_Speakeasy>